How to Reprint a Customer Invoice
Open D365 and navigate to the "Accounts receivable" module.
Click on "Inquiries and reports"
Click "Invoices"
Click "Invoice journal"
Find and select the Invoice you wish to reprint.
On the Invoice tab at the top, Click the "View" dropdown menu
Click "Copy preview"
After a few moments, the Invoice should be generated to PDF. Open the PDF to view the Invoice.